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Principal Software Engineer - Sentinel

Northrop Grumman

$100,300 - $150,500
Sep 20, 2025
Colorado Springs, CO, USA
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Northrop Grumman Defense Systems is seeking a Principal Software Engineer to support the Sentinel program. The role involves developing both front-end and back-end applications, identifying COTS candidates, and ensuring the functionality and responsiveness of applications.

Requirements

  • Proficient in C, C++ or Assembly
  • Thorough understanding of Operating Systems such as VxWorks and Linux.
  • An understanding in hardware architecture.
  • Hands-on experience working with a Real Time Operating System (RTOS)

Responsibilities

  • Developing front end Software applications.
  • Developing back-end Software applications.
  • Creating servers and databases for functionality.
  • Ensuring responsiveness of applications.
  • Working alongside graphic designers for web design features.
  • Designing and developing APIs.
  • Evaluation of COTS products that may contribute to the end product

Other

  • Active DoD Secret clearance - a reinvestigation date occurring in the last 6 years.
  • US Citizenship with Ability to obtain Special Program Access (SAP)
  • Communicate effectively and clearly present technical approaches and findings.
  • Develop technical solutions to complex problems which require the regular use of ingenuity and creativity.
  • Perform work without appreciable direction.